1. Create one or more brand-new Windows virtual machines.
2. Promote these two domain controllers using dcpromo.
3. Ensure replication via the command line using the repadmin tool.
4. Transfer FSMO roles.
5. Transfer DHCP servers.
6. Verify role transfer.
7. If the domain controller is also a DNS server, ensure DNS is running on new systems.
8. Power down physical domain controller and verify functionality. If no issues exist, power back on and demote existing physical systems using dcpromo (FSMO role will be transferred there also).
9. Decommission physical hosts.
10.Reconfigure DNS settings for servers/workstations to reflect any new IP addresses.